.cabecera {  background-attachment: scroll; background-repeat: no-repeat; background-position: 0px 0px; border-color: black black #275078; overflow: hidden; clip:  rect(   ); padding-top: 20px; padding-right: 10px; padding-bottom: 22px; padding-left: 20px; border-style: solid; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 0px}